For many people, the Pacific Crest Trail is the ultimate long-distance hiking trail. Beginning in the dry valleys of southern California, it follows the crest of the snow-capped Sierras and ends in the ancient forests of Washington's Cascades. Along the way, national treasures such as Yosemite, Crater Lake, and Mount Rainier make this trail one of the premier hiking destinations in the world. But hiking is about much more than getting from A to B...